WRA120 SERIES 3PH AC - DC DIN RAIL MOUNTABLE POWER SUPPLY INDUSTRIAL CONTROL EQUIPMENT FEATURES ‧3 PHASE AC INPUT VOLTAGE ‧SELV COMPONENTS DESIGN ‧SHORT CIRCUIT PROTECTION ‧INTERNAL INPUT FILTER ‧OVER TEMPERATURE PROTECTION ‧3 YEARS WARRANTY R R H H EN 61558-1 EN 61558-2-16 UL 60950-1 Class I, Div 2 IND. CONT. EQ. UL 508 a EN 60950-1 SELECTION CHART WRA 120 - 24 12 : 12V OUT Wattage 24 : 24V OUT MODEL LIST INPUT VOLTAGE MODEL NO. OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models OUTPUT CURRENT EFF. (min.) EFF. (typ.) WRA120-12 3o 340~575 VAC 120 WATTS + 12 VDC 10 A 85% 87% WRA120-24 3o 340~575 VAC 120 WATTS + 24 VDC 5A 87% 89% max. max. unit unit SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed GENERAL Conditions Conditions Characteristics Switching frequency Isolation voltage Isolation resistance Ambient temperature Derating (see derating curve) Storage temperature Relative humidity Temperature coefficient MTBF Altitude during operation Dimension Cooling Installation position Pollution degree Vi nom, Io nom Input-Output Input-FG Output-FG Input-Output, @ 500VDC Operating at Vi nom Vi nom, from +61 to +71 oC Non operational Vi nom, Io nom Vi nom, Io min Bellcore Issue 6 @40 oC, GB min. min. typ. typ. 70 3,000 / 4,242 1,500 / 2,121 500 / 710 100 -40 KHz VAC / VDC VAC / VDC VAC / VDC MΩ o C % / oC o C % RH % / oC Hours Hours m mm + 71 2.5 + 85 95 ± 0.03 -40 20 569,000 572,000 12V 24V 5,000 EN 60950-1 Screw terminal type Free air convection Vertical ( other direction may derating using ) L124 x W74.3 x D118.8 2 INPUT SPECIFICATIONS Characteristics Nominal voltage *1 Rated input voltage Absolute input max. range Io nom Ta min ... Ta max, Io nom Input current Vi : 400 / 500 VAC, Io nom Rated input current Vi : 340 VAC, Io nom Line frequency Vi nom, Io nom *1. Single phase input is permissible, but output load is derated to 75% www.chinfa.com 2014.09.01 min. Conditions typ. max. unit 1o or 3 o 380 / 480 VAC AC in DC in 400 340 480 500 575 820 0.36 / 0.3 47 0.5 63 VAC VAC VDC A A Hz [email protected] P1 WRA120 SERIES SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed INPUT SPECIFICATIONS Characteristics Conditions Inrush current Power dissipation Vi nom, Io nom Vi : 400 VAC, Io nom Leakage current Input-Output min. typ. max. 10 12 12V 20 24V 16 Vi nom, Io nom A W W 0.25 mA 3.5 mA max. unit +1 % Input-FG Power factor (Passive) unit 0.55 OUTPUT SPECIFICATIONS Characteristics Conditions min. Output voltage accuracy (Adjusted before shipment) Vi nom, Io max 0 Minimum load Line regulation 0 Load regulation Vi nom Io nom, Vi min ...Vi max Vi nom, Io min ...Io nom Voltage trim range Vi nom, 0.8 Io nom Rated continuous loading Vi nom Hold up time Vi nom , Io nom Turn on time Vi nom, Io nom 12V 11.4 24V 22.5 12V % VDC % ms 20 12V model : with 7000 μF CAP 1,000 ms 1,500 ms 150 ms 500 ms Vi nom, Io nom Vi nom, Io nom % ±1 14.5 VDC 28.5 10 A @ 12Vdc / 8.2 A @ 14.5Vdc 24V model : with 3500 μF CAP Rise time ±1 5 A @ 24Vdc / 4.2 A @ 28.5Vdc 24V Vi nom, Io nom typ. 12V model : with 7000 μF CAP 24V model : with 3500 μF CAP Fall time Transient recovery time Vi nom, Io nom 150 ms Vi nom, 1~0.5 Io nom Vi nom, Io nom, BW = 20MHz 2 100 ms Ripple & noise Power back immunity Vi nom, Io nom Capacitor load Vi nom, Io nom DC ON indicator threshold at start up (Green LED) Vi nom, Io nom DC LOW indicator threshold after start up (Red LED) Vi nom, Io nom Efficiency Vi nom, Io nom, Po / Pi 12V 18 24V 35 mV VDC 12V 7,000 VDC μF 24V 3,500 μF 12V 10 11.2 24V 17.6 19.4 VDC VDC 10 11.2 VDC 12V 24V 17.6 VDC 19.4 Up to 89%, See model list and typ efficiency curve CONTROL AND PROTECTION Characteristics min. Conditions Input fuse typ. max. unit 2 A / 600 VAC internal / phase Internal surge voltage protection Rated over load protection IEC 61000-4-5 Vi nom (see typ current limited curve) 115 Varistor 135 % Power Rdy (for 24V model only) Threshold voltage of contact closed(at start up) 17.6 19.4 VDC Electrical isolation 500 VDC Contact rating at 60VDC Over voltage protection Vi nom, 0.8 Io nom (Auto Recovery) 12V 15 24V 30 Output short circuit Over temperature Degree of protection www.chinfa.com 2014.09.01 0.3 A 16.5 VDC 33 VDC Hiccup mode Detect on heat sink, shut down O/P voltage, recovers automatically after temperature goes down. 100 110 o C IP20 [email protected] P2 WRA120 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed APPROVALS AND STANDARDS UL / cUL UL 508 Listed UL 60950-1 Recognized ISA 12.12.01(Class I, Division 2, Groups A, B, C and D) TUV EN 60950-1 EN 61558-1, EN 61558-2-16 (meet EN 60204-1) CE EN 61000-6-3, EN 55022 Class B, EN 61000-3-2, EN 61000-3-3 EN 61000-6-2, EN 55024, EN 61000-4-2 Level 4, EN 61000-4-3 Level 3 EN 61000-4-4 Level 4, EN 61000-4-5 L-N Level 3, L / N-FG Level 4 EN 61000-4-6 Level 3, EN 61000-4-8 Level 4, EN 61000-4-11 ENV 50204 Level 2, EN 61204-3 CQC GB4943.1, GB9254, GB17625.1 Vibration resistance meet IEC 60068-2-6 (Mounting on rail : 10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis ) Shock resistance meet IEC 60068-2-27 (15G, 11ms, 3 Axis, 6 Faces, 3 times for each Face) PHYSICAL CHARACTERISTICS Case size Screw terminal type 124 x 74.3 x 118.8 mm (4.88 x 2.92 x 4.68 inches) Case material Metal Weight 800g Packing 0.92kg ; 20 / 19.5kg / 2.02CUFT MECHANISM & PIN CONFIGURATION mm [inch] CONSTRUCTION 74.30 [2.92] 111.90 [4.41] 106.50 [4.20] 6 5 4 3 2 1 6.90 [0.27] Easy snap-on mounting onto the DIN-Rail (TS35/7.5 or TS35/15), unit sits safeIy and firmly on the rail. INSTALLATION + + Ventilation / Cooling Normal convection All sides 25mm free space For cooling recommended Connector size range AWG24-10 (0.2~4mm2 ) flexible / solid cable, -Input connector can withstand torque at maximum 9 pound-inches. -Output connector can withstand torque at maximum 5.5 pound-inches. 8 m/m stripping at cable end recommends Use copper conductors only, 60 / 75oC 124.00 [4.88] 24 VDC / 5A WRA120 3PH 400-500VAC 0.5A phase 47-63 Hz L1 L2 L3 7 8 9 GENERAL TOLERANCE 10 0.00[0.00] - 30.00[1.18] ±0.30[0.01] 30.00[1.18] - 120.00[4.72] ±0.50[0.02] 120.00[4.72] - 400.00[15.75] ±0.80[0.03] PIN ASSIGNMENT Designation PIN NO. 3, 4 5 OUT 1, 2 V V+ Positive output terminal RDY Ground this terminal to minimize high-frequency emissions IN 9 OTHER 10 www.chinfa.com 2014.09.01 A normal open relay contact for DC ON level control (Never connect except 24V model) 6 7 8 Description Negative output terminal L1 Input terminals L2 L3 Input terminals DC ON Operation indicator LED DC LO Vout ADJ. DC LOW voltage indicator LED Input terminals Trimmer-potentiometer for Vout adjustment [email protected] P3 WRA120 SERIES CIRCUIT SCHEMATIC •Block diagram for WRA120 series L1 Fuse1 L2 Fuse2 L3 Fuse3 Vo + X Filter X X Bridge Rectifier Filter PFC Circuit Switching Device Rectifier Vo PWM Controller Y Opto Isolation Reference & Error Amp. Opto Isolation Over Voltage Detection Vout ADJ. DC ON (Green LED) DC LOW (Red LED) RDY 1) (Relay Contact) Output Level Detection Note: 1) For 24V Model Only TYP. CURRENT LIMITED CURVE WRA120-24 / 500Vac 100 75 Hiccup mode 50 25 Output Voltage [ % ] Output Voltage [ % ] WRA120-24 / 400Vac 100 0 75 Hiccup mode 50 25 0 110 120 130 140 150 160 170 110 120 130 140 150 160 170 Output Current [ % ] Output Current [ % ] DERATING CURVE TYP. EFFICIENCY CURVE WRA120-24 90 EFFICIENCY [ % ] Power out [ % ] 100 75 Safe Operating Area 0 -40 2014.09.01 80 75 500 Vac 400 Vac 70 65 o 61 Temperature [ C ] www.chinfa.com 85 71 10 25 50 75 100 Power out [ % ] [email protected] P4